Wednesday, July 8, 2026

Patent intelligence · US

US 12246059

Stable hybrid FC fusion G-CSF formulation

granted A61KA61K38/193A61K47/02A61K47/10
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 19
Applicant portfolio 136
Patent details — US 12246059
Jurisdiction
US
Status
granted
Grant date
Mar 11, 2025
Expiration
Mar 6, 2045
Claims
10
CPC classes
A61K, A61K38/193, A61K47/02, A61K47/10
View on Google Patents ↗

Quick answer

US 12246059 (Stable hybrid FC fusion G-CSF formulation) is held by ILKOGEN ILAÇ SANAYI VE TICARET A.S.. Status: granted. Granted Mar 11, 2025. Expires Mar 6, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
10
CPC classes
A61K, A61K38/193, A61K47/02, A61K47/10, A61K9/0019, A61K9/08

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Frequently asked questions

What is US patent 12246059?

US 12246059 (Stable hybrid FC fusion G-CSF formulation) is held by ILKOGEN ILAÇ SANAYI VE TICARET A.S.. Status: granted. Granted Mar 11, 2025. Expires Mar 6, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 12246059?

ILKOGEN ILAÇ SANAYI VE TICARET A.S. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 136 pharmaceutical patents for this assignee.

When does US 12246059 expire?

Our index shows an expiration date of Mar 6, 2045 (19 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.